package ch7;

import java.util.Scanner;
public class Example7_6 {
    public static void main (String args[ ]) {
        int [] score={-120,98,89,120,99};
        int sum=0;
        for(int number:score) {
            assert number>0:"负数不能是成绩";
            sum=sum+number;
        }
        System.out.println("总成绩:"+sum);
    }
}
